Fix GCC warnings.

src/libs/vdxf/libdxfrw/drw_base.h

@@ -466,7 +466,7 @@ public:
     void addDouble(double d) {setType(DOUBLE); content.d = d;}
     void addCoord() {setType(COORD); vdata.x=0.0; vdata.y=0.0; vdata.z=0.0; content.v = &vdata;}
     void addCoord(const DRW_Coord &v) {setType(COORD); vdata = v; content.v = &vdata;}
-    void setType(enum TYPE t) { type = t;}
+    void setType(TYPE t) { type = t;}
     void setCoordX(double d) { if (type == COORD) vdata.x = d;}
     void setCoordY(double d) { if (type == COORD) vdata.y = d;}
     void setCoordZ(double d) { if (type == COORD) vdata.z = d;}
@@ -481,7 +481,7 @@ private:
 
 public:
     DRW_VarContent content;
-    enum TYPE type;
+    TYPE type;
     int code;            /*!< dxf code of this value*/
 
 private:
@@ -529,7 +529,7 @@ public:
         widthDefault = 31  /*!< by default (dxf -3) */
     };
 
-    static int lineWidth2dxfInt(enum lineWidth lw){
+    static int lineWidth2dxfInt(lineWidth lw){
         switch (lw){
         case widthByLayer:
             return -1;
@@ -591,7 +591,7 @@ public:
         return -3;
     }
 
-    static enum lineWidth dxfInt2lineWidth(int i){
+    static lineWidth dxfInt2lineWidth(int i){
         if (i<0) {
             if (i==-1)
                 return widthByLayer;

src/libs/vdxf/libdxfrw/drw_entities.h

@@ -194,7 +194,7 @@ protected:
     bool parseDxfGroups(int code, dxfReader *reader);
 
 public:
-    enum DRW::ETYPE eType;     /*!< enum: entity type, code 0 */
+    DRW::ETYPE eType;          /*!< enum: entity type, code 0 */
     duint32 handle;            /*!< entity identifier, code 5 */
     std::list<std::list<DRW_Variant> > appData; /*!< list of application data, code 102 */
     duint32 parentHandle;      /*!< Soft-pointer ID/handle to owner BLOCK_RECORD object, code 330 */
@@ -203,7 +203,7 @@ public:
     UTF8STRING lineType;       /*!< line type, code 6 */
     duint32 material;          /*!< hard pointer id to material object, code 347 */
     int color;                 /*!< entity color, code 62 */
-    enum DRW_LW_Conv::lineWidth lWeight; /*!< entity lineweight, code 370 */
+    DRW_LW_Conv::lineWidth lWeight; /*!< entity lineweight, code 370 */
     double ltypeScale;         /*!< linetype scale, code 48 */
     bool visible;              /*!< entity visibility, code 60 */
     int numProxyGraph;         /*!< Number of bytes in proxy graphics, code 92 */
@@ -709,8 +709,8 @@ public:
     double oblique;            /*!< oblique angle, code 51 */
     UTF8STRING style;          /*!< style name, code 7 */
     int textgen;               /*!< text generation, code 71 */
-    enum HAlign alignH;        /*!< horizontal align, code 72 */
-    enum VAlign alignV;        /*!< vertical align, code 73 */
+    HAlign alignH;             /*!< horizontal align, code 72 */
+    VAlign alignV;             /*!< vertical align, code 73 */
 };
 
 //! Class to handle insert entries

src/libs/vdxf/libdxfrw/drw_objects.h

@@ -104,7 +104,7 @@ protected:
     }
 
 public:
-    enum DRW::TTYPE tType {DRW::UNKNOWNT};  /*!< enum: entity type, code 0 */
+    DRW::TTYPE tType {DRW::UNKNOWNT};  /*!< enum: entity type, code 0 */
     duint32 handle {0};                     /*!< entity identifier, code 5 */
     int parentHandle {0};                   /*!< Soft-pointer ID/handle to owner object, code 330 */
     UTF8STRING name{};                      /*!< entry name, code 2 */
@@ -381,7 +381,7 @@ public:
     int color;                      /*!< layer color, code 62 */
     int color24;                    /*!< 24-bit color, code 420 */
     bool plotF;                     /*!< Plot flag, code 290 */
-    enum DRW_LW_Conv::lineWidth lWeight; /*!< layer lineweight, code 370 */
+    DRW_LW_Conv::lineWidth lWeight; /*!< layer lineweight, code 370 */
     std::string handlePlotS;        /*!< Hard-pointer ID/handle of plotstyle, code 390 */
     std::string handleMaterialS;        /*!< Hard-pointer ID/handle of materialstyle, code 347 */
 };

src/libs/vdxf/libdxfrw/intern/dxfreader.h

@@ -26,7 +26,7 @@ public:
         BOOL,
         INVALID
     };
-    enum TYPE type;
+    TYPE type;
 public:
     explicit dxfReader(std::istream *stream)
         : type(INVALID),

src/libs/vobj/delaunay.cpp

@@ -71,10 +71,10 @@ struct	point2d_s;
 
 #define EPSILON		(REAL_ONE / TOLERANCE)
 
-typedef struct point2d_s	point2d_t;
-typedef struct face_s		face_t;
-typedef struct halfedge_s	halfedge_t;
-typedef struct delaunay_s	delaunay_t;
+typedef point2d_s	point2d_t;
+typedef face_s		face_t;
+typedef halfedge_s	halfedge_t;
+typedef delaunay_s	delaunay_t;
 typedef real mat3_t[3][3];
 
 struct point2d_s